From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: First DomU started goes into a busy loop Date: Mon, 24 Sep 2012 18:18:11 +0100 Message-ID: <506095D3.8090907@citrix.com> References: <50607CCF.9050904@overnetdata.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <50607CCF.9050904@overnetdata.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org On 24/09/12 16:31, Anthony Wright wrote: > On a 32 bit Xen 4.20 system with a 3.5.4 kernel around 40% of the time I assume you mean 4.2.0? > when the system starts up the first DomU to be started goes into a busy > loop (always in state r----- which CPU constantly increasing) with no > console output. If I destroy the DomU and restart it with identical > settings, it starts correctly. I got the same happening with Xen 4.1 > with a 3.5.3 kernel, but tried upgrading to see if that fixed it, but it > didn't. > > If I connect to the console there's no output, and I can't get find any > useful information in the logs or xl dmesg. The DomU is running a 3.3.2 > 32 bit linux kernel. > > Can you give me any suggestions how I might diagnose what's going on ? 32bit builds of Xen have been removed from 4.3. As far as I am aware, there has been no serious effort to maintain them. I highly suggest using a 64bit Xen. ~Andrew > > thanks, > > Anthony > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xen.org > http://lists.xen.org/xen-devel -- Andrew Cooper - Dom0 Kernel Engineer, Citrix XenServer T: +44 (0)1223 225 900, http://www.citrix.com